Home / 107,667.20-148,579.26-59,920.55

Finding the Fourth Proportional to 107,667.20, 148,579.26 and 59,920.55

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Solution

The fourth proportional to 107,667.20, 148,579.26 and 59,920.55 is: 82,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,667.20 : 148,579.26 = 59,920.55 : x
  2. Step 2: Convert to fraction form
    107,667.20/148,579.26 = 59,920.55/x
  3. Step 3: Cross multiply
    107,667.20x = 148,579.26 × 59,920.55
  4. Step 4: Simplify right side
    107,667.20x = 8,902,950,234.90
  5. Step 5: Solve for x
    x = 8,902,950,234.90/107,667.20
  6. Step 6: Final answer
    x = 82,689.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.